Michael Gregorio

Michael Gregorio
JEFFREY ISAAC

Michael Gregorio is the pen name of Michael G. Jacob and Daniela De Gregorio. She teaches philosophy; he teaches English. They live in Spoleto, Italy. Michael Gregorio was awarded the Umbria del Cuore prize in 2007.


Michael Gregorio

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Michael Gregorio

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A Visible Darkness
Hanno Stiffeniis Mysteries
Michael Gregorio
Minotaur/Thomas Dunne Books

Prussia has been overrun by Napoleon’s forces, and the Emperor’s troops have discovered a new source of funds there: enough amber to finance France’s wars. But...


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Unholy Awakening
Hanno Stiffeniis Mysteries
Michael Gregorio
Minotaur/Thomas Dunne Books

A woman’s body has been found at the bottom of a well. The death wounds are startling: two small, round punctures to the jugular vein. . . . Vampire fever...


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Days of Atonement
Hanno Stiffeniis Mysteries
Michael Gregorio
Minotaur/Thomas Dunne Books

“Be very careful, sir!” the young officer warned. “Colonel Lavedrine is a guest of this house, and this nation. I can hardly believe that any Prussian would be...


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Critique of Criminal Reason
Hanno Stiffeniis Mysteries
Michael Gregorio
Minotaur/Thomas Dunne Books

“Sherlock Holmes himself would struggle to keep up with the master sleuth Gregorio brings to life.” ---Booklist (starred review) ...


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